Publication Search
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May 2019This report analyses seasonal patterns in river and lake water quality across New Zealand, using data from 2013–2017. Read more -
May 2019This report presents and tests a range of macroinvertebrate metrics for New Zealand streams and rivers that are sensitive to changes in sediment and periphyton. Read more -
May 2019This report develops a model predicting the reference state for stream macroinvertebrates across New Zealand. Read more -
May 2019This report presents and tests a macroinvertebrate metric for New Zealand streams and rivers that is sensitive to changes in flow. Read more -
May 2019This report reviews how mechanistic (process-based) models simulate periphyton biomass using algorithms describing known growth and loss processes based on nutrients, light, temperature, grazing, and physical factors. Read more -
May 2019This report provides information on the susceptibility to eutrophication of coastal water bodies to nutrient loads from fresh water. Read more -
May 2019This report provides information to help interpret trends in water quality of New Zealand’s lakes and rivers. Read more -
May 2019This report summarises a workshop held to gather feedback on the ‘Interim New Zealand Guidelines for Cyanobacteria in Recreational Fresh Waters’. Read more -
May 2019This report examines whether measures of the macroinvertebrate community can provide information on the health of the trout populations that feed on them, based on existing data. Read more -
May 2019This report recommends river habitat modification indicators that can be used for national environmental reporting under the Environmental Reporting Act. Read more -
May 2019This report recommends river biodiversity and ecosystem process impact indicators that can be used for national environmental reporting under the Environmental Reporting Act. Read more -
May 2019This report outlines recommended changes to the ‘Interim New Zealand Guidelines for Cyanobacteria in Recreational Fresh Waters’. Read more -
April 2019This report presents the findings of a review of the effectiveness of the National Policy Statement on Electricity Transmission and the National Environmental Standard for Electricity Transmission Activities. Read more -
April 2019This report summarises analysis methods and outcomes for modelling New Zealand’s lake water quality. Read more -
April 2019This report summarises analysis methods and outcomes for state and trends across New Zealand’s lake water quality monitoring network. Read more -
April 2019This report summarises analysis methods and outcomes for modelling New Zealand’s river water quality. Read more -
April 2019This report summarises analysis methods and outcomes for state and trends across New Zealand’s river water quality monitoring network. Read more -
April 2019This report summaries the published literature on land-use impacts on New Zealand's freshwater and coastal environments. Read more -
April 2019This report introduces the suite of 14 recommendations on submissions reports on the draft first set of national planning standards. Read more -
April 2019This report provides recommendations specifically on the Regional Policy Statement Structure Standard. Read more -
April 2019This report provides recommendations specifically on the Regional Plan Structure Standard. Read more -
April 2019This report provides recommendations specifically on the District Plan Structure Standard. Read more -
April 2019This report provides recommendations specifically on the Combined Plan Structure Standard Read more -
April 2019This report provides recommendations specifically on the Chapter Standards. Read more -
April 2019This report provides recommendations specifically on the Format Standard. Read more -
April 2019This report provides recommendations specifically on the Zone Framework Standard. Read more -
April 2019This report provides recommendations specifically on the Spatial Layers Standards. Read more -
April 2019This report provides recommendations specifically on the Definitions Standard. Read more -
April 2019This report provides recommendations specifically on the Noise and Vibration Metrics Standard. Read more -
April 2019This report provides recommendations specifically on the Electronic Accessibility and Functionality Standard. Read more -
April 2019This report provides recommendations specifically on the Mapping Standard. Read more -
April 2019This report provides recommendations specifically on the implementation of the first set of national planning standards. Read more -
April 2019This analysis and advice informs final ministerial decisions to proceed with an RMA policy change (being the first set of national planning standards). Read more -
April 2019This report provides an evaluation of amendments to the draft National Planning Standards since they were notified for public consultation in June 2018. Read more -
April 2019This guidance is intended to help you understand and interpret the Noise and Vibration Metrics Standard. Read more -
April 2019This factsheet provides a summary of the national planning standards for elected representatives. Read more -
April 2019This factsheet provides a summary of the national planning standards for plan users and the public. Read more -
April 2019This factsheet provides a summary of the national planning standards for iwi/Māori. Read more -
April 2019This guidance is intended to help you understand and interpret the District Spatial Layers Standard and Zone Framework Standard. Read more -
April 2019This report summarises analysis methods and outcomes for modelling nitrate-nitrogen leaching from livestock in New Zealand, from 1990 to 2017. Read more -
April 2019These national planning standards have been superseded by updated national planning standards which incorporate some minor changes. Read more -
March 2019This updated National Implementation Plan outlines measures to implement our obligations relating to new persistent organic pollutants added to the Stockholm Convention in 2009, 2013, 2015, and 2017. It also reports on New Zealand’s achievements in phasing out the 12 initial POPs. Read more -
December 2018This guide provides practical considerations, principles and methods to help regional council staff identify, assess, communicate and manage uncertainty in freshwater management. It may also be useful for iwi and hapū or community participants in regional freshwater planning processes to better understand these issues. Read more -
December 2018Ministry for the Environment, in partnership with Bay of Plenty Regional Council, commissioned Perrin Ag Consultants Ltd and Manaaki Whenua Landcare Research to develop mitigation bundles for use in evaluating the cost of improving water quality in the Kaituna-Pongakawa-Waitahanui and Rangitāiki Water Management Areas. Read more -
December 2018Ministry for the Environment, in partnership with Bay of Plenty Regional Council, commissioned Perrin Ag Consultants Ltd and Manaaki Whenua Landcare Research to assess the farm/orchard-gate economic impact of applying a range of mitigation practices to reduce losses of nitrogen, phosphorus, E. coli and sediment. Read more -
December 2018This report summarises the findings of the Ministry’s review of the National Environmental Standard for Source of Human Drinking Water. Read more -
December 2018Ministry for the Environment, in partnership with Bay of Plenty Regional Council, commissioned a literature review to get an accessible summary of relevant research carried out in New Zealand on methods to manage sediment and their economic assessment. Read more -
November 2018This report assesses how well we are developing and maintaining the regulatory regimes we are responsible for, including the state of each piece of legislation, any plans for amendments, and our view of important emerging issues. Read more -
October 2018This document captures areas of shared interest in water quality and ecosystem health improvements and defines how the Crown and Māori will work together to make improvements to New Zealand’s freshwater. Read more -
October 2018View the high-level detail on each of the work streams in the Essential Freshwater work programme and the indicative timeframes. Read more